int main() {

    volatile int n1, n2, max;

    // maximum number between n1 and n2 is stored in max
    max = (n1 > n2) ? n1 : n2;

    while (1) {
        if ((max % n1 == 0) && (max % n2 == 0)) {
            break;
        }
        ++max;
    }
    return 0;
}
